2-(Diphenylphosphino)-5-hydroxybenzaldehyde CAS 351418-52-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 351418-52-5 |
| Molecular Formula | C19H15O2P |
| Molecular Weight | 306.29 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-(Diphenylphosphino)-5-hydroxybenzaldehyde (CAS 351418-52-5) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C19H15O2P. Molecular weight: 306.29 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C19H15O2P |
| Molecular Weight | 306.29 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 12.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
Related Diphenylphosphino Standards
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- (R)-2-(Diphenylphosphino)-1-phenylethanamine (CAS 141096-35-7)
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Recommended Standards
- 2-((4-(2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)thiazol-2-yl)amino)-2-oxoacetic acid (CAS 74604-76-5)
- 2,2'-Sulfonyldibenzoic acid (CAS 22219-00-7)
- 1-(2,4-Difluorophenyl)-3-(thiophen-2-yl)-1H-pyrazole-5-carboxylic acid (CAS 618382-86-8)
- 2-(4-(Dibenzo[b,d]furan-2-yl)phenyl)-4,6-diphenyl-1,3,5-triazine (CAS 1622290-42-9)
- (3-Aminoazetidin-1-yl)(4-methylthiazol-5-yl)methanone (CAS 1484288-86-9)
- (2R)-1-tert-butoxycarbonyl-4,4-difluoro-pyrrolidine-2-carboxylic acid (CAS 536747-87-2)
- 7-Ethyl-3,4,6,8-tetraazatricyclo[7.3.0.0^{2,6}]dodeca-1(9),2,7-trien-5-one (CAS 1707737-21-0)
- (D-Glycero-|A-D-manno-heptopyranosyl)-dihydogenphosphate, Cyclohexylammonium Salt 359435-45-3 (CAS 359435-45-3)
- 3-((4-Amino-1h-pyrazol-1-yl)methyl)benzonitrile (CAS 1152841-39-8)
- Pancreatic Polypeptide (31-36), amide, human (CAS 74012-13-8)
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